{
  "response": {
    "Key": "CHI-TYO",
    "orig": {
      "code": "CHI",
      "type": "airport",
      "city": "Chicago",
      "fullCity": "Chicago, Illinois",
      "airport": "Dupage County"
    },
    "dest": {
      "code": "TYO",
      "type": "airport",
      "city": "Tokyo",
      "fullCity": "Tokyo, Japan",
      "airport": "Narita Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Chicago to Tokyo?",
        "answer": "The flight from Chicago to Tokyo covers about 6,260 miles. Nonstop flights typically take 13 hours and 20 minutes outbound, while the return leg is quicker at around 11 hours and 55 minutes due to prevailing tailwinds.",
        "methodology": "Flight times and distances come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). The typical flight time is the median scheduled block time across all carriers on the route, computed the same way in both directions so the difference reflects prevailing winds rather than any change in method. Distance is the great-circle distance between the two airports, so the actual flown track is typically 2-5% longer.",
        "toolsUsed": [
          "flight_schedule"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Tokyo?",
        "answer": "From Narita Airport, the fastest and most popular way into central Tokyo is the Narita Express (N'EX) train, reaching Tokyo Station in about 55–60 minutes with reserved seating; the Keisei Skyliner is a competing express train. Airport limousine buses and taxis are also available, along with rental cars, but traffic can make road options slower. Mass transit trains are the most-used option overall.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Narita%20Express",
            "title": "Narita Express",
            "time_published": "2026-03-01T17:13:38Z"
          },
          {
            "url": "http://www.narita-airport.jp/en/service/transportation/",
            "title": "Transportation / Accommodation / Refreshment Space | NARITA INTERNATIONAL AIRPORT",
            "time_published": "2016-01-01T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Narita_Express",
            "title": "Narita Express",
            "time_published": "2026-06-09T19:28:20Z"
          },
          {
            "url": "https://www.narita-airport.jp/en/faq/access/",
            "title": "Frequently Asked Questions list of Airport Access | NARITA INTERNATIONAL AIRPORT",
            "time_published": "2016-01-01T00:00:00Z"
          },
          {
            "url": "https://www.mlit.go.jp/kankocho/en/siryou/toukei/syouhityousa.html",
            "title": "International Visitor Survey | Statistical Information | Statistics/White Paper | Japan Tourism Agency",
            "time_published": "2026-04-15T00:00:00Z"
          }
        ],
        "methodology": "Airport details are drawn from the sources listed with this answer, primarily the airport operator's official website along with airline, lounge-operator and transit-authority pages, collected by our research process and refreshed periodically. Only information found in those sources is used; where a source does not cover a topic it is left out rather than guessed."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Chicago to Tokyo?",
        "answer": "Average fares from Chicago to Tokyo bottom out around $419 in late January, making it the cheapest stretch to fly. The cheapest months overall are September ($427), October ($430), and January ($442), while December is the most expensive period at an average of $521 in late December. Monthly averages range from $427 in September to $500 in December.",
        "methodology": "Seasonal fares come from Priceline's own air booking-summary archive, analysed in-house and refreshed monthly. For each day of the year we take a representative round-trip fare, a blend of the 25th-percentile and average ticket price over the route's bookings, and smooth the series into a seasonal curve; the half-month low and high and the monthly figures quoted here are averages of that curve. Thin and international routes borrow their seasonal shape from the nearest busy routes, with the price level anchored to the route's own bookings.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Chicago to Tokyo?",
        "answer": "No red-eye flights are available from Chicago to Tokyo — neither nonstop nor connecting itineraries with an overnight long leg operate on this route.",
        "methodology": "Red-eye flights are identified from scheduled local departure and arrival times in our flight-schedule database — built from published airline timetables and official schedule data, including U.S. Department of Transportation records for domestic routes — flagging services that depart late at night and arrive the following morning; for connecting itineraries the red-eye is based on the timing of the overnight long-haul leg.",
        "toolsUsed": [
          "redeye_flights"
        ]
      },
      "q7": {
        "question": "Which airlines usually operate this route from Chicago to Tokyo?",
        "answer": "Japan Airlines, United Airlines, and All Nippon Airways fly nonstop from Chicago to Tokyo. Japan Airlines operates up to 35 weekly flights to Narita and 35 weekly flights to Haneda, United Airlines operates up to 28 weekly flights to Haneda, and All Nippon Airways operates up to 21 weekly flights to Narita and 21 weekly flights to Haneda. Specific per-carrier fares aren't available for this route.",
        "methodology": "Airlines and weekly frequencies come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a typical fare is shown for a carrier, it is the median of the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Chicago and Tokyo?",
        "answer": "Common layovers include Los Angeles, San Francisco, Vancouver and Seoul. Los Angeles and San Francisco offer frequent transpacific connections. Vancouver provides an efficient transfer with a single terminal. Seoul’s Incheon Airport is a major Asian hub with seamless connections and transit-tour options for long layovers, all without requiring a visa for eligible nationalities."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Tokyo?",
        "answer": "March to May and October to November offer mild temperatures, cherry blossoms or autumn foliage, and fewer tourists than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Chicago to Tokyo?",
        "answer": "Bring a passport valid for the duration of your stay, any required visa, proof of onward or return travel, a payment method for baggage, and any vaccination or health documents Japan may require."
      },
      "q12": {
        "question": "Which airport should I use in Tokyo?",
        "answer": "Narita serves most long‑haul international flights and is farther from central Tokyo. Haneda is much closer to the city centre, offers excellent domestic connections, and handles an increasing number of international routes."
      },
      "q13": {
        "question": "How do I get to Dupage County from the city center?",
        "answer": "DuPage Airport (DPA) is a general aviation airport located about 29 miles west of downtown Chicago in West Chicago, and it does not have direct public transit like the CTA 'L' or Metra. The most practical ways to get there are driving and parking (there's ample on-site parking), or using a ride-share or taxi, which take about 45–60 minutes from the city center depending on traffic. Shuttle services may be available through private operators, but there are no regularly scheduled public shuttles from downtown. Driving is typically the fastest and most popular option for travelers, while ride-share is a convenient but pricier alternative.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/DuPage_Airport",
            "title": "DuPage Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-07-16T20:45:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transportation_in_Chicago",
            "title": "Transportation in Chicago",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-05-15T02:56:07Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/DuPage%20Airport",
            "title": "DuPage Airport",
            "time_published": "2026-03-13T22:38:40Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transportation%20in%20Chicago",
            "title": "Transportation in Chicago",
            "time_published": "2026-04-13T06:59:09Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chicago%20Executive%20Airport",
            "title": "Chicago Executive Airport",
            "time_published": "2026-03-26T11:15:20Z"
          }
        ],
        "methodology": "Airport details are drawn from the sources listed with this answer, primarily the airport operator's official website along with airline, lounge-operator and transit-authority pages, collected by our research process and refreshed periodically. Only information found in those sources is used; where a source does not cover a topic it is left out rather than guessed."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Tokyo airport?",
        "answer": "Tokyo Narita Airport (NRT) has on-site hotels, including a capsule hotel called nine hours Narita Airport located in Terminal 2 at Cary Park, which offers overnight stays and hourly rentals. Day rooms with ensuite showers are available in Terminals 1 and 2 for transit passengers, and several traditional hotels are a short drive away with shuttle service.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://sleepinginairports.net/guides/tokyo-narita-airport-guide.htm",
            "title": "Tokyo Narita Airport Guide (NRT) - Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/nitropack_static/oBWrHkPujHTPIaVWqdDSDhClXUyrYhhb/assets/images/optimized/rev-b853180/www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png",
            "time_published": "2018-10-02T00:00:56Z"
          },
          {
            "url": "https://www.sleepinginairports.net/sleep-guide/sleeping-in-tokyo-narita-airport.htm",
            "title": "Sleeping in Tokyo Narita Airport",
            "time_published": "2024-04-29T00:00:00Z"
          },
          {
            "url": "https://activities.marriott.com/asia/japan/tokyo/activities/private_one_way_transfer_narita_airport_to_tokyo-XBHJ84",
            "title": "Private One-way Transfer Narita Airport To Tokyo",
            "time_published": "2026-02-23T00:00:00Z"
          },
          {
            "url": "http://activities.marriott.com/asia/japan/ginza/activities/private_departure_transfer_central_tokyo_city_to_narita_international_airport-XARSOP?property=TYOAR",
            "title": "Private Departure Transfer : Central Tokyo City to Narita International Airport",
            "time_published": "2026-04-01T00:00:00Z"
          },
          {
            "url": "https://all.accor.com/a/en/destination/place/hotels-narita-international-airport-ci242.html?pageIndex=2",
            "title": "Hotels near Narita International Airport – Book on all.accor.com",
            "time_published": "2026-04-22T00:00:00Z"
          },
          {
            "url": "http://www.narita-airport.jp/en/service/transportation/capsule-hotel/",
            "title": "Capsule Hotel | NARITA INTERNATIONAL AIRPORT",
            "time_published": "2016-01-01T00:00:00Z"
          }
        ],
        "methodology": "Airport details are drawn from the sources listed with this answer, primarily the airport operator's official website along with airline, lounge-operator and transit-authority pages, collected by our research process and refreshed periodically. Only information found in those sources is used; where a source does not cover a topic it is left out rather than guessed."
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Narita Intl Airport?",
        "answer": "Tokyo Narita International Airport (NRT) has currency exchange counters in Terminals 1 and 2 on the arrivals level and beyond security, as well as ATMs and automatic currency purchasing machines. Prayer rooms are available in Terminal 1 on the 3rd floor both before and after passport control. Free Wi‑Fi is not explicitly mentioned in the terminal guides, though paid mobile phone and Wi‑Fi rental services are offered in both terminals.",
        "toolsUsed": [],
        "references": [
          {
            "url": "http://www.narita-airport.jp/en/service/ud/guide/",
            "title": "Narita Airport Facility Layout | NARITA INTERNATIONAL AIRPORT",
            "time_published": "2016-01-01T00:00:00Z"
          },
          {
            "url": "http://www.narita-airport.jp/en/service/transportation/",
            "title": "Transportation / Accommodation / Refreshment Space | NARITA INTERNATIONAL AIRPORT",
            "time_published": "2016-01-01T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Narita%20Express",
            "title": "Narita Express",
            "time_published": "2026-03-01T17:13:38Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Narita_Express",
            "title": "Narita Express",
            "time_published": "2026-06-09T19:28:20Z"
          },
          {
            "url": "http://www.mlit.go.jp/koku/15_hf_000032.html",
            "title": "Narita International Airport - MLIT Japan",
            "time_published": "2006-01-01T00:00:00Z"
          }
        ],
        "methodology": "Airport details are drawn from the sources listed with this answer, primarily the airport operator's official website along with airline, lounge-operator and transit-authority pages, collected by our research process and refreshed periodically. Only information found in those sources is used; where a source does not cover a topic it is left out rather than guessed."
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Chicago to Tokyo?",
        "answer": "The most common aircraft on nonstop flights from Chicago to Tokyo are the Boeing 777-300ER, Boeing 787-8, and Boeing 787-10, operated by ANA, Japan Airlines, and United respectively. On connecting itineraries, the Boeing 787-9 and Boeing 777-300ER also appear frequently on the long transpacific leg, along with occasional Airbus A350-1000 service. Wi‑Fi and seatback entertainment are widely available on these modern widebody jets, though the exact aircraft on any given day can vary.",
        "methodology": "Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_aircraft"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Chicago to Tokyo?",
        "answer": "Nonstop flights from Chicago to Tokyo are operated by Japan Airlines (oneworld), United Airlines (Star Alliance), and All Nippon Airways (Star Alliance). No alliance-neutral carrier flies the route nonstop; other alliances may serve it via connections.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Chicago?",
        "answer": "Since Chicago is a metro area served by multiple airports, flights to Tokyo typically depart from O'Hare International Airport (ORD). In Terminal 5 at O'Hare, the Swissport Lounge is accessible after security near Gate M13; it's open to Priority Pass members and business class passengers on certain airlines, with complimentary Wi-Fi and drinks, though access may be limited during peak afternoon hours. Other lounges at O'Hare include United Club and Polaris Lounge in Terminal 1, and Delta Sky Club in Terminal 2, but these are in domestic terminals and may not be convenient for international departures from Terminal 5.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/DuPage_Airport",
            "title": "DuPage Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-07-16T20:45:00Z"
          },
          {
            "url": "https://www.americanexpress.com/en-us/travel/lounges/the-platinum-card/CAN/Premium-Lounge-Terminal-1-International-iUec4avgfK/?inav=en_us_menu_travel_travel_services_airport_lounge_access_by_card",
            "title": "Premium Lounge at Guangzhou Baiyun International Airport | Amex US",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "https://www.americanexpress.com/en-us/travel/lounges/the-centurion-card-idc-en/ORD/Swissport-Lounge-Terminal-5-Concourse-M-5mTKilCqDl/",
            "title": "Swissport Lounge at O'Hare International Airport | Amex US",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/DuPage%20Airport",
            "title": "DuPage Airport",
            "time_published": "2026-03-13T22:38:40Z"
          },
          {
            "url": "http://delta.com/content/www/en_US/traveling-with-us/airports-and-aircraft/airports/airport-services/hawaii-idaho-illinois-indiana-iowa.html",
            "title": "Airport Services in Hawaii, Idaho, Illinois, Indiana and Iowa | Delta Air Lines",
            "time_published": "2023-01-01T00:00:00Z"
          }
        ],
        "methodology": "Airport details are drawn from the sources listed with this answer, primarily the airport operator's official website along with airline, lounge-operator and transit-authority pages, collected by our research process and refreshed periodically. Only information found in those sources is used; where a source does not cover a topic it is left out rather than guessed."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Chicago to Tokyo?",
        "answer": "On flights from Chicago to Tokyo, basic economy fares often exclude checked bags. Standard international economy typically includes one checked bag and a carry‑on, while premium cabins offer more generous allowances. Always verify with your airline."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Chicago to Tokyo?",
        "answer": "Flights from Chicago to Tokyo usually offer Economy, Premium Economy, and flat-bed Business class on major carriers, while First class is available on select flights."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies depend on the airline and fare; flexible and premium tickets often allow same‑day changes or standby, while Basic Economy rarely does."
      }
    }
  }
}